The best part of the ZTE Idea NetSetter MF190 is it comes with unlocked firmware and protected by the dashboard only. Hence, one can use any sim by changing the software or dashboard. There is no need to flash the modem for use any sim. You can use any another network provider sim with the help of ZTE Join Air or 3Connect. Still users who want the original dashboard of ZTE Idea NetSetter MF190 can download from the link which is provided at the end of the article.